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If(X) turns acidified K(2)Cr(2)O(7) solu...

If(X) turns acidified `K_(2)Cr_(2)O_(7)` solution green , then then X may be

A

`SO_(2)`

B

`CO_(2)`

C

`NO_(2)^(Θ)`

D

`Fe^(2+)`

Text Solution

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The correct Answer is:
a,c,d
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CENGAGE CHEMISTRY-QUALITATIVE INORGANIC SALT ANALYSIS-Exercises (Multiple Correct) Part-A (Analysis Of Anions)
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